Some GU Energy Gel packets come with caffeine and some do not.
Depending on your preference you can choose the one that's right for you. GU gels work great by helping to increase your endurance during a workout or run.
They are packed with nutrients, amino acids, and carbohydrates that assist in ...

The market is full of different energy gels which contain different ingredients. Check out our list to find the best energy gels for running right here.
There are quite a few different energy gels out there which are good for running. They come in many different flavors, different formulas and con...